<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Poppins', sans-serif;
        }

        body {
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            background: linear-gradient(135deg, #03A9F4, #03A9F4 50%, #333 50%, #333);
            background-attachment: fixed;
        }

        .box {
            position: relative;
        }

        .box h2 {
            display: flex;
            justify-content: center;
            align-items: center;
            color: #f3f3f3;
            font-size: 15em;
            text-shadow: -25px 25px 40px rgba(0, 0, 0, 0.5),
                -10px 10px 0px rgba(255, 255, 255, 0.5),
                -20px 20px 0px rgba(255, 255, 255, 0.2),
                -30px 30px 0px rgba(255, 255, 255, 0.05);
        }

        .circle {
            position: relative;
            display: inline-block;
            width: 200px;
            height: 200px;
            background: linear-gradient(to bottom, #fff, #777);
            border-radius: 50%;
            box-shadow: -25px 25px 40px rgba(0, 0, 0, 0.5);
            margin: 0 15px;
        }

        .circle:before {
            content: '';
            position: absolute;
            width: 180px;
            height: 180px;
            right: 0;
            top: 50%;
            background: linear-gradient(to top, #fff, #777);
            border-radius: 50%;
            transform: translateY(-50%);
        }

        .circle:after {
            content: '';
            position: absolute;
            width: 100px;
            height: 100px;
            right: 0;
            top: 50%;
            left: 50%;
            background: linear-gradient(315deg, #03A9F4, #03A9F4 50%, #333 50%, #333);
            border-radius: 50%;
            transform: translate(-50%, -50%);
            box-shadow: inset 0px 0px 30px rgba(0, 0, 0, 1);
            animation: animate 5s steps(4) infinite;
        }

        @keyframes animate {
            0% {
                transform: translate(-50%, -50%) rotate(0deg);
            }

            100% {
                transform: translate(-50%, -50%) rotate(360deg);
            }
        }
    </style>
</head>

<body>
    <div class="box">
        <h2>4<span class="circle"></span>4</h2>
    </div>
</body>

</html>